The TR-8 is a recorder/player module with 32 messages of 3,2 seconds, controlled by BCD; as well as 4 priority messages of 4,4 seconds. It offers a direct output to loudspeaker with 5W as maximum power and a volume control. 24 VDC optocoupled control Inputs, with electrical insulation. It allows the auto-repeat function for messages and it also includes an inhibition input, a microphone, operating indicator leds, play, rec, run and repeat. It could be fixed on a DIN-Rail support with 4 fixing points. Rules: Electromagnetic compatibility 98/336/CEE as well as its modifications 23/31/CEE and 39/68CEE.